GB2197661B - Solvent-dewaxing process using combination dewaxing aid of (c24) alkylmethacrylate polymer and poly (c8-20) alkyl(meth-)acrylate polymer. - Google Patents

Solvent-dewaxing process using combination dewaxing aid of (c24) alkylmethacrylate polymer and poly (c8-20) alkyl(meth-)acrylate polymer.

Info

Publication number
GB2197661B
GB2197661B GB8727426A GB8727426A GB2197661B GB 2197661 B GB2197661 B GB 2197661B GB 8727426 A GB8727426 A GB 8727426A GB 8727426 A GB8727426 A GB 8727426A GB 2197661 B GB2197661 B GB 2197661B
Authority
GB
United Kingdom
Prior art keywords
dewaxing
polymer
meth
poly
alkyl
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
GB8727426A
Other versions
GB2197661A (en
GB8727426D0 (en
Inventor
Theodore Harvey West
David John Martella
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
ExxonMobil Technology and Engineering Co
Original Assignee
Exxon Research and Engineering Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Exxon Research and Engineering Co filed Critical Exxon Research and Engineering Co
Publication of GB8727426D0 publication Critical patent/GB8727426D0/en
Publication of GB2197661A publication Critical patent/GB2197661A/en
Application granted granted Critical
Publication of GB2197661B publication Critical patent/GB2197661B/en
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • C—CHEMISTRY; METALLURGY
    • C10—PETROLEUM, GAS OR COKE INDUSTRIES; TECHNICAL GASES CONTAINING CARBON MONOXIDE; FUELS; LUBRICANTS; PEAT
    • C10G—CRACKING HYDROCARBON OILS; PRODUCTION OF LIQUID HYDROCARBON MIXTURES, e.g. BY DESTRUCTIVE HYDROGENATION, OLIGOMERISATION, POLYMERISATION; RECOVERY OF HYDROCARBON OILS FROM OIL-SHALE, OIL-SAND, OR GASES; REFINING MIXTURES MAINLY CONSISTING OF HYDROCARBONS; REFORMING OF NAPHTHA; MINERAL WAXES
    • C10G73/00—Recovery or refining of mineral waxes, e.g. montan wax
    • C10G73/02—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils
    • C10G73/04—Recovery of petroleum waxes from hydrocarbon oils; Dewaxing of hydrocarbon oils with the use of filter aids

Landscapes

  • Chemical & Material Sciences (AREA)
  • Oil, Petroleum & Natural Gas (AREA)
  • Engineering & Computer Science (AREA)
  • Chemical Kinetics & Catalysis (AREA)
  • General Chemical & Material Sciences (AREA)
  • Organic Chemistry (AREA)
  • Production Of Liquid Hydrocarbon Mixture For Refining Petroleum (AREA)
GB8727426A 1986-11-21 1987-11-23 Solvent-dewaxing process using combination dewaxing aid of (c24) alkylmethacrylate polymer and poly (c8-20) alkyl(meth-)acrylate polymer. Expired - Lifetime GB2197661B (en)

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
US06/933,126 US4728414A (en) 1986-11-21 1986-11-21 Solvent dewaxing using combination poly (n-C24) alkylmethacrylate-poly (C8 -C20 alkyl (meth-) acrylate dewaxing aid

Publications (3)

Publication Number Publication Date
GB8727426D0 GB8727426D0 (en) 1987-12-23
GB2197661A GB2197661A (en) 1988-05-25
GB2197661B true GB2197661B (en) 1991-07-03

Family

ID=25463415

Family Applications (1)

Application Number Title Priority Date Filing Date
GB8727426A Expired - Lifetime GB2197661B (en) 1986-11-21 1987-11-23 Solvent-dewaxing process using combination dewaxing aid of (c24) alkylmethacrylate polymer and poly (c8-20) alkyl(meth-)acrylate polymer.

Country Status (5)

Country Link
US (1) US4728414A (en)
JP (1) JPS63199289A (en)
GB (1) GB2197661B (en)
IT (1) IT1223445B (en)
SG (1) SG80891G (en)

Families Citing this family (10)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
DE3933376A1 (en) * 1989-10-06 1991-04-18 Roehm Gmbh METHOD FOR DEPARPAINING WAXED PETROLEUM PRODUCTS
NL9002305A (en) * 1990-10-23 1992-05-18 Shell Int Research METHOD FOR UNPARAFINIFICATION.
US5547562A (en) * 1995-05-25 1996-08-20 Nalco/Exxon Energy Chemicals, L.P. Oil dewaxing method
GB2305185A (en) * 1995-09-14 1997-04-02 Shell Int Research Dewaxing oil with a co-polymer
JP4920817B2 (en) * 1999-09-20 2012-04-18 三洋化成工業株式会社 Dewaxing aid
WO2002100986A1 (en) * 2001-06-11 2002-12-19 Sanyo Chemical Industries, Ltd. Additive for dewaxing and method of dewaxing
JP3841404B2 (en) * 2002-02-22 2006-11-01 東邦化学工業株式会社 New dewaxing aid
CN102453548B (en) * 2010-10-14 2014-07-23 中国石油化工股份有限公司 Solvent dewaxing method by use of dewaxing assistant
DE102011003855A1 (en) 2011-02-09 2012-08-09 Evonik Rohmax Additives Gmbh Process for dewaxing mineral oil compositions
US8730472B2 (en) * 2011-07-22 2014-05-20 Exxonmobil Research And Engineering Company Method for predicting haze in lubricant base stocks

Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1151385A (en) * 1968-01-24 1969-05-07 Exxon Research Engineering Co Separation of Hydrocarbon Wax from Mineral Oil using Dewaxing Aids
GB2048922A (en) * 1979-05-03 1980-12-17 Exxon Research Engineering Co Dewaxing Aid for the Solvent Dewaxing of Hydrocarbon Oils
EP0107917A1 (en) * 1982-09-29 1984-05-09 Exxon Research And Engineering Company Solvent dewaxing waxy hydrocarbon oil distillates using a combination poly di-alkyl fumarate-vinyl acetate copolymer having pendent carbon side chain length of predominantly C 22 and polyalkyl (meth-)acrylate polymer dewaxing aid
US4460453A (en) * 1982-09-29 1984-07-17 Exxon Research And Engineering Co. Solvent dewaxing waxy bright stock using a combination polydialkyl fumarate-vinyl acetate copolymer and polyalkyl (meth-) acrylate polymer dewaxing aid
EP0160754A1 (en) * 1982-09-29 1985-11-13 Exxon Research And Engineering Company Solvent dewaxing of waxy hydrocarbon distillates

Family Cites Families (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3729296A (en) * 1966-10-14 1973-04-24 Exxon Research Engineering Co Polymeric wax crystal modifiers for high wax content petroleum oils
US3458430A (en) * 1967-05-15 1969-07-29 Exxon Research Engineering Co Separation of hydrocarbon wax from mineral oil using dewaxing aids
US3904385A (en) * 1972-05-08 1975-09-09 Texaco Inc Polyacrylates and waxy residual fuel compositions thereof
AT368804B (en) * 1976-12-21 1982-11-10 Uni Cardan Ag CV DRIVE JOINT
JPS5917154B2 (en) * 1980-07-30 1984-04-19 出光興産株式会社 Dewaxing method for hydrotreated waxy oil

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
GB1151385A (en) * 1968-01-24 1969-05-07 Exxon Research Engineering Co Separation of Hydrocarbon Wax from Mineral Oil using Dewaxing Aids
GB2048922A (en) * 1979-05-03 1980-12-17 Exxon Research Engineering Co Dewaxing Aid for the Solvent Dewaxing of Hydrocarbon Oils
EP0107917A1 (en) * 1982-09-29 1984-05-09 Exxon Research And Engineering Company Solvent dewaxing waxy hydrocarbon oil distillates using a combination poly di-alkyl fumarate-vinyl acetate copolymer having pendent carbon side chain length of predominantly C 22 and polyalkyl (meth-)acrylate polymer dewaxing aid
US4460453A (en) * 1982-09-29 1984-07-17 Exxon Research And Engineering Co. Solvent dewaxing waxy bright stock using a combination polydialkyl fumarate-vinyl acetate copolymer and polyalkyl (meth-) acrylate polymer dewaxing aid
EP0160754A1 (en) * 1982-09-29 1985-11-13 Exxon Research And Engineering Company Solvent dewaxing of waxy hydrocarbon distillates

Also Published As

Publication number Publication date
GB2197661A (en) 1988-05-25
IT8722718A0 (en) 1987-11-20
GB8727426D0 (en) 1987-12-23
SG80891G (en) 1991-12-13
IT1223445B (en) 1990-09-19
US4728414A (en) 1988-03-01
JPS63199289A (en) 1988-08-17

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Legal Events

Date Code Title Description
PCNP Patent ceased through non-payment of renewal fee

Effective date: 19981123